单词	circumferential
释义	circumferencecircumference /sɚˈkʌmfrəns/ noun [countable, uncountable] Etymology ETYMOLOGYcircumference Origin: 1300-1400 Old French Latin circumferentia, from circumferre to carry around, from circum- ( ➔ CIRCUM-) + ferre to carry Collocations COLLOCATIONS► in circumference  The cable is 1 meter in circumference. 1 math, geometry the distance measured around the outside of a circle or any round shape:  the circumference of the Earth The cable is 1 meter in circumference.2the measurement around the outside of any shape:  The island is only 9 miles in circumference.—circumferential /sɚˌkʌmfəˈrɛnʃəl/ adjective
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